public function test_sUnionStore() { $this->assertEquals('sunionstore d k', $this->redis->sUnionStore('d', 'k')); $this->assertEquals('sunionstore d k1 k2', $this->redis->sUnionStore('d', 'k1', 'k2')); $this->assertEquals('sunionstore d k1 k2', $this->redis->sUnionStore('d', array('k1', 'k2'))); }